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re: st: How can I fill in missing values for the month or quarter in this


From   Christopher Baum <kit.baum@bc.edu>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   re: st: How can I fill in missing values for the month or quarter in this
Date   Wed, 14 Nov 2012 20:02:29 +0000

<>
clear all
input year str8 state quarter expenditure
1998   Illinois         1       1000
1998   Illinois         3       3000
1998   Illinois         4       4000
1998   Illinois         2       2000
2000   Illinois         1       5000
2000   Illinois         4      11000
2000   Illinois         2       6000
2000   Illinois         3       8000
2001   Illinois         2       1575
2002   Illinois         4       5600
1998   Missouri         3       2100
1998   Missouri         4       2100
1998   Missouri         1       1900
1998   Missouri         2       1900
2000   Missouri         1       8500
2001   Missouri         1       8000
2001   Missouri         2       9800
2001   Missouri         3       7500
2001   Missouri         4       1800
2002   Missouri         3       1400
end
g yq = yq(year, quarter)
encode state, gen(stateid)
tsset stateid yq, quarterly
tsfill
l

Kit Baum   |   Boston College Economics and DIW Berlin   |   http://ideas.repec.org/e/pba1.html
An Introduction to Stata Programming   |   http://www.stata-press.com/books/isp.html
An Introduction to Modern Econometrics Using Stata   |   http://www.stata-press.com/books/imeus.html


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